/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 *  SRVNSOperation.h - iPhoneSRV console for Surveyor SRV-1 and SVS 
 *
 *  Created by Nick Kitchener.  Copyright (C) 2009  Surveyor Corporation 
 *            and Nick Kitchener.  All rights reserved.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details (www.gnu.org/licenses)
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

#import "SRVNSOperationCallback.h"
#import "SRVNSOperationController.h"
#import "SRVNSOperationProtocol.h"

@protocol SRVStreamable
-(void)haveBytes:(CFReadStreamRef)inputStream;
-(void)haveSpace:(CFWriteStreamRef)outputStream;
-(void)haveError:(CFErrorRef)errRef;
-(void)haveClose;
@end

@interface SRVNSOperation : NSOperation <SRVStreamable, SRVNSOperationProtocol> {
	<SRVNSOperationController>	blackfinController;
	<SRVNSOperationCallback>	callback;
	NSTimer						*expiryTimer;
	BOOL complete;
	BOOL expired;
	
	// NSOperation
	BOOL ready;
	BOOL executing;
	BOOL finished;
	
	BOOL inputStreamOpened;
	BOOL outputStreamOpened;
	BOOL inputStreamError;
	BOOL outputStreamError;
	
	CFTimeInterval expiryTime;
}

@property(readonly) BOOL complete;
@property(readonly) BOOL expired;

@property(nonatomic, assign) <SRVNSOperationController> blackfinController;
@property(nonatomic, assign) <SRVNSOperationCallback> callback;

-(void)setOperationTimeout:(CFTimeInterval)seconds;

-(void)invokeControllerCallback;

@end
